package io.netty.example.time;

import io.netty.bootstrap.Bootstrap;
import io.netty.channel.ChannelFuture;
import io.netty.channel.ChannelInitializer;
import io.netty.channel.ChannelOption;
import io.netty.channel.EventLoopGroup;
import io.netty.channel.nio.NioEventLoopGroup;
import io.netty.channel.socket.SocketChannel;
import io.netty.channel.socket.nio.NioSocketChannel;

/**
 * Created with IntelliJ IDEA.
 * User: Cwind
 * Date: 6/30/2015
 * Email: billchen01@163.com
 */
public class TimeClient {
    public static void main(String[] args) throws Exception{
        String host = "127.0.0.1";
        int port = 8080;
        if(args.length>1){
            host = args[0];
            port = Integer.parseInt(args[1]);
        }
        EventLoopGroup workerGroup = new NioEventLoopGroup();

        try{
            Bootstrap b = new Bootstrap();
            b.group(workerGroup);
            b.channel(NioSocketChannel.class);
            b.option(ChannelOption.SO_KEEPALIVE, true);
            b.handler(new ChannelInitializer<SocketChannel>() {
                @Override
                public void initChannel(SocketChannel ch) throws Exception {
                    ch.pipeline().addLast(new TimeClientHandler());
                }
            });

            // Start the client.
            ChannelFuture f = b.connect(host, port).sync();

            // wait until the connection is closed.
            f.channel().closeFuture().sync();
        }finally {
            workerGroup.shutdownGracefully();
        }
    }

}
